SNHL Case Entry

Capture the features that determine the diagnostic pathway.

Fields marked * are required. On submit, the rule engine evaluates the case and routes you to the appropriate diagnostic pathway with any red flags surfaced.

Section · demographics

Patient demographics

Patient age (years)

Age category

Section · onset

Onset & temporal pattern

Onset pattern

Time since onset (hours)

Only required when onset = sudden, to confirm the AAO-HNS ≤72h criterion.

Section · audiogram

Audiogram

Is a pure-tone audiogram available?

Pure-tone average — right ear (dB HL)

Pure-tone average — left ear (dB HL)

Audiometric pattern (best guess)

Section · laterality

Laterality & symmetry

Affected ear(s)

Symmetry (when bilateral)

Section · associated symptoms

Associated symptoms

Tinnitus

Vertigo / dizziness

Aural fullness

Facial weakness / asymmetry

Section · red flags

Red-flag screen

Severe headache

Signs of meningitis (neck stiffness, photophobia, fever)

Other neurological deficits

Pulsatile tinnitus

Hearing loss after recent head trauma / barotrauma / acoustic injury?

Section · history

Drug, family & prior episodes

Recent or ongoing ototoxic drug exposure

Family history of SNHL

Prior episodes of hearing loss

Systemic autoimmune features (Cogan's, GPA, SLE, vasculitis)